1. INSPECT POWER WINDOW REGULATOR SWITCH ASSY

(a) Check continuity.
Standard:

If the continuity is not as specified, replace the switch.
On-vehicle inspectionDo-it-yourself service
precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
Items
Parts and tools
Battery condition
Warm water
baking soda
grease
conventional wrench (for terminal clamp bolts)
Brak ...